12th Doctor cast; BBC to reveal new Time Lord in live TV special this Sunday

Matt Smith is leaving Doctor Who after the Nov. 23 50th anniversary episode and Christmas Day special — and soon we will know who will be taking his place as the last of the Time Lords.

Doctor Who Live: The Next Doctor will feature previous stars and special guests discussing the show’s legacy in the run-up to the big reveal, which will be simulcast live on the BBC and BBC America at 2 p.m. Eastern time. And of course, social media will explode with the news — so don’t miss the thrilling announcement for yourself.